Valuetoner Remanufactured Ink Cartridge Replacement For Hewlett Packard HP 21 C9508BN C9351AN (2 Black) 2 Pack Contents: HP 21 C9508BN C9351AN (2 Black) 2 Pack Color: Black Page Yield: 190 pages per black cartridge Printer Compatibility: DESKJET 3910 3920 3930 3210 D1311 D1320 D1330 D1360 D1420 D1430 D1445 D1460 D1470 D1520 D2320 F2110 F300 F310 F325 F390 F4135 D1368 FAX 1250 3180 OFFICEJET 4315 J3608 J3625 J3635 J3640 J3650 J3680 PSC 1401 1410 1415 1417 Printer Warranty: 1 year limited warranty